W3C home > Mailing lists > Public > public-html@w3.org > March 2010

Re: media element seek algorithm: don't throw

From: Ian Hickson <ian@hixie.ch>
Date: Thu, 25 Mar 2010 20:55:10 +0000 (UTC)
To: Robert O'Callahan <robert@ocallahan.org>
Cc: Simon Pieters <simonp@opera.com>, Eric Carlson <eric.carlson@apple.com>, "public-html@w3.org" <public-html@w3.org>
Message-ID: <Pine.LNX.4.64.1003252054160.4055@ps20323.dreamhostps.com>
On Thu, 25 Mar 2010, Robert O'Callahan wrote:
> On Thu, Mar 25, 2010 at 10:30 PM, Ian Hickson <ian@hixie.ch> wrote:
> >
> > Can you ever evict past the current playback position? If so, what 
> > happens when you reach that point during playback?
> For non-seekable resources we try very hard to not evict anything, 
> especially content after the current playback position, but in extreme 
> cases --- e.g., we need to free up space to allow other media elements 
> to make progress at all --- we will do that. If you reach the eviction 
> point, we'll have to reread the entire resource from the beginning to 
> get to the needed data.

Interesting, thanks.

In the model I had in mind when originally speccing this, I would have 
considered the above as seekable (albeit very slowly). I can understand 
marking it as not seekable, though.

Ian Hickson               U+1047E                )\._.,--....,'``.    fL
http://ln.hixie.ch/       U+263A                /,   _.. \   _\  ;`._ ,.
Things that are impossible just take longer.   `._.-(,_..'--(,_..'`-.;.'
Received on Thursday, 25 March 2010 20:55:40 UTC

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